Rectifier



FIG. 1 is a top perspective view of a rectifier showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof, the bottom view being a mirror image;

FIG. 5 is a right side view thereof, the left side view being a mirror image; and,

FIG. 6 is a cross-sectional view thereof taken along a section line A-A of FIG. 2.

The broken lines shown represent the portions of the rectifier that form no part of the claimed design. 

CLAIM The ornamental design for a rectifier, as shown and described. 